<template>
 <div class="wrapper">
  <swiper :options="swiperOptions" v-if="showSwiper">
   <swiper-slide v-for="item in list" :key="item.id">
    <img class="swiper-img" :src="item.imgUrl">
   </swiper-slide>
   <div class="swiper-pagination" slot="pagination"></div>
  </swiper>
 </div>
</template>
<script>
export default {
  name: 'HomeSwiper',
  props: {
    list: Array
  },
  data () {
    return {
      swiperOptions: {
        pagination: '.swiper-pagination',
        loop: true
      }
    }
  },
  computed: {
    showSwiper () {
      return this.list.length
    }
  }
}
</script>
<style lang="stylus" scoped>
 .wrapper>>>.swiper-pagination-bullet-active
   background-color #fff
 .wrapper
   overflow hidden
   width 100%
   height 0
   padding-bottom 31%
   background-color #eee
   .swiper-img
    width 100%
</style>
